Home / 170,663.37-235,521.11-93,143.25

Finding the Fourth Proportional to 170,663.37, 235,521.11 and 93,143.25

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Solution

The fourth proportional to 170,663.37, 235,521.11 and 93,143.25 is: 128,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,663.37 : 235,521.11 = 93,143.25 : x
  2. Step 2: Convert to fraction form
    170,663.37/235,521.11 = 93,143.25/x
  3. Step 3: Cross multiply
    170,663.37x = 235,521.11 × 93,143.25
  4. Step 4: Simplify right side
    170,663.37x = 21,937,202,200.56
  5. Step 5: Solve for x
    x = 21,937,202,200.56/170,663.37
  6. Step 6: Final answer
    x = 128,540.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.